rice glutathione Mary & May Formulated with Glutathione and Niacinamide to brighten and even out dull skin tone for achieving a clear PO:DL Rice Glutathione Hydromask –
Description
Our high-purity powder delivers 500mg per serving to help support glutathione levels when your body's natural production needs additional support

JAMA Netw Open 2020;3(7):e2011094

Start with 2% for most applications

doi: 10.1111/lam.13333